WINDOWS DEFENDER FIREWALL SERVICE · CVE-2026-112758 · Infrastructure
NO FIX YET
A double free bug in the Windows Defender Firewall Service lets an attacker who already has a local account raise their privileges. The sources give no further detail on the trigger or the affected Windows builds.
first public Nov 10, 2026 · 1 source
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Systems running the Windows Defender Firewall Service where an authorized local user could be an attacker; the sources do not list affected builds. unknown
Who cares windows, windows-defender-firewall
Unknown from the sources. In the analyst’s queue.
No fix yet, per the sources.
Double free in Windows Defender Firewall Service allows an authorized attacker to elevate privileges locally.
This page as .md · .json · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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